| 1:15.18 | 2:36.33 | (1:21.15) | |
| 3:57.75 | (1:21.42) | 5:20.05 | (1:22.30) |
| 6:42.52 | (1:22.47) | 8:04.06 | (1:21.54) |
| 9:26.36 | (1:22.30) | 10:49.80 | (1:23.44) |
| 12:12.25 | (1:22.45) | 13:35.86 | (1:23.61) |
| 14:58.82 | (1:22.96) | 16:22.37 | (1:23.55) |
| 17:45.53 | (1:23.16) | 19:08.57 | (1:23.04) |
| 20:26.42 | (1:17.85) |